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(11) | EP 0 908 600 A3 |
(12) | EUROPEAN PATENT APPLICATION |
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(54) | Formation testing apparatus |
(57) A formation testing apparatus (10) for use within a wellbore (12). The apparatus
(10) comprises a first fluid passage (22) for receiving fluid therein from a formation
(14) intersecting the wellbore (12). A first fluid pressure sensor (26) is interconnected
to the first fluid passage (22). A filter (38) is coupled to the first pressure sensor
(26). |